/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.bef.core.scope;


import com.inspur.edp.bef.core.session.FuncSession;
import com.inspur.edp.cef.api.scope.ICefScopeNodeParameter;
import com.inspur.edp.cef.core.scope.CefScopeManager;
import com.inspur.edp.cef.core.scope.CefScopeStack;

public class BefScopeManager extends CefScopeManager {

  private BefScopeManager() {
  }

  public static BefScopeManager getInstance(FuncSession session) {
    BefScopeManager rez = session.getScopeManager();
    if (rez == null) {
      session.setScopeManager((rez = new BefScopeManager()));
      rez.stack = new BefScopeStack(session);
    }
    return rez;
  }

  public final void addScopeParameter(ICefScopeNodeParameter parameter) {
    stack.addScopeParameter(parameter);
  }

  private BefScopeStack stack;

  @Override
  protected CefScopeStack getScopeStack() {
    return stack;
  }
}
